Yields: 1 pound, 1 ounce (half-sheet pan) For the Jelly Roll: Amt    Ingredient 2 ozs.        flour, bread, sifted 0.5 ozs.    flour, cake, sifted pinch                 baking powder, sifted pinch                 salt 3.5 ozs.    egg yolks 0.5 oz.        honey 0.5 oz.        oil, vegetable 0.5 oz.        extract, vanilla 5 ozs.        egg whites 2.25 ozs.    sugar, granulated…